Embedded Files
List of Structures
List of Structures
Pronator Teres
Pronator Teres
Origin: Humerus/ulna
Insertion: Radius
Action: Forearm pronation
Flexor Carpi Radialis
Flexor Carpi Radialis
Origin: Humerus
Insertion: Metacarpals
Action: Wrist flexion/abduction
Palmaris Longus
Palmaris Longus
Origin: Humerus
Insertion: Palmar fascia
Action: Flexes wrist
Flexor Carpi Ulnaris
Flexor Carpi Ulnaris
Origin: Humerus/ulna
Insertion: Carpals/metacarpals
Action: Wrist flexion/adduction
Flexor Digitorum Superficialis
Flexor Digitorum Superficialis
Origin: Humerus
Insertion: Phanges 2-4
Action: Finger flexion
Flexor Pollicis Longus
Flexor Pollicis Longus
Origin: Trapezium/flexor retinaculum
Insertion: Thumb
Action: Thumb flexion
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Longus
Origin: Humerus
Insertion: Metacarpals
Action: Wrist extension/abduction
Extensor Carpi Radialis Brevis
Extensor Carpi Radialis Brevis
Origin: Humerus
Insertion: Metacarpals
Action: Wrist extension/abduction
Extensor Carpi Ulnaris
Extensor Carpi Ulnaris
Origin: Humerus/ulna
Insertion: Metacarpals
Action: Wrist extension/adduction
Extensor Digitorum
Extensor Digitorum
Origin: Humerus
Insertion: Phalanges 2-4
Action: Wrist extension/finger extension
Extensor Digiti Minimi
Extensor Digiti Minimi
Origin: Humerus
Insertion: Phalange 5
Action: 5th finger extension
Extensor Pollicis Brevis
Extensor Pollicis Brevis
Origin: Radius/interosseus membrane
Insertion: Thumb
Action: Thumb extension
Abductor Pollicis Longus
Abductor Pollicis Longus
Origin: Raidus/ulna/interosseus membrane
Insertion: Base of the 1st metacarpal
Action: Thumb extension/abduction
Anconeus
Anconeus
Origin: Humerus
Insertion: Ulna
Action: Elbow extension
Brachioradialis
Brachioradialis
Origin: Humerus
Insertion: Radius
Action: Elbow flexion/Forearm supination, pronation
Supinator
Supinator
Origin: Humerus/radius/ulna
Insertion: Radius
Action: Forearm supination
Created by Marissa Fukunaga, 2022GIFs modified from CC-BY-4.0, OpenStax, Muscles of the Pectoral Girdle and Upper Limbs
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